Home / 94,958.69-142,385.47-38,838.20

Finding the Fourth Proportional to 94,958.69, 142,385.47 and 38,838.20

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Solution

The fourth proportional to 94,958.69, 142,385.47 and 38,838.20 is: 58,235.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,958.69 : 142,385.47 = 38,838.20 : x
  2. Step 2: Convert to fraction form
    94,958.69/142,385.47 = 38,838.20/x
  3. Step 3: Cross multiply
    94,958.69x = 142,385.47 × 38,838.20
  4. Step 4: Simplify right side
    94,958.69x = 5,529,994,551.93
  5. Step 5: Solve for x
    x = 5,529,994,551.93/94,958.69
  6. Step 6: Final answer
    x = 58,235.80

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.